Massager : -Plastic massager , PP material -Health product -Safe and easy to take Specification :-Size: 11x8.5x7cm-N.W: 136 g Function : -Stimulate blood circulation-Ease muscle relaxed Suitable for head , neck , shoulder , back , arm , leg and so on .Color: Any color from Pan tongLogo : is availablePackage : can be adjusted as per your demand .Function : Ease the tension for a long day work .